Re: [PATCH v3] usb: gadget: udc: remove pointer dereference after free

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Hello,

Quoting Felipe Balbi <balbi@xxxxxxxxxx>:

"Gustavo A. R. Silva" <garsilva@xxxxxxxxxxxxxx> writes:

Remove pointer dereference after free.

Addresses-Coverity-ID: 1091173
Acked-by: Michal Nazarewicz <mina86@xxxxxxxxxx>
Signed-off-by: Gustavo A. R. Silva <garsilva@xxxxxxxxxxxxxx>
---
Changes in v2:
  Move pointer dereference before pci_pool_free()
  Set pointer to NULL after free

Changes in v3:
  Remove 'td->next = 0x00' inside for loop.
  Remove unnecessary pointer nullification after free.

  drivers/usb/gadget/udc/pch_udc.c | 1 -
  1 file changed, 1 deletion(-)

diff --git a/drivers/usb/gadget/udc/pch_udc.c
b/drivers/usb/gadget/udc/pch_udc.c
index a97da64..8a365aa 100644
--- a/drivers/usb/gadget/udc/pch_udc.c
+++ b/drivers/usb/gadget/udc/pch_udc.c
@@ -1523,7 +1523,6 @@ static void pch_udc_free_dma_chain(struct
pch_udc_dev *dev,

line wrapped. Can't apply.


I'll fix it right away.

Thanks
--
Gustavo A. R. Silva





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